Evidence map›Paper›PMID 32556521›Full record

ArticleActa neurochirurgica2020

Incidence and predictors of kyphotic deformity following resection of cervical intradural tumors in adults: a population-based cohort study.

Charles Tatter, Alexander Fletcher-Sandersjöö, Oscar Persson, Gustav Burström, Per Grane, Erik Edström, Adrian Elmi-Terander

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in Acta neurochirurgica, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04936074 (Comparison of Posterior Muscle-preserving Selective Laminectomy and Laminectomy With Fusion for Treating Degenerative Cervical Myelopathy), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
3.1field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT04936074 narecruitingnot on this mapstarted 2022, after this paper: background citation

Comparison of Posterior Muscle-preserving Selective Laminectomy and Laminectomy With Fusion for Treating Degenerative Cervical Myelopathy: Myelopathy Randomized Controlled Trial (MyRanC)

TypeinterventionalSponsorUppsala University HospitalRan2022 to 2033Enrolled300ConditionsCervical Spondylotic MyelopathyArmsMuscle preserving selective laminectomy, Laminectomy with instrumented fusion
3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 20 citations in OpenAlex.

  1. Cervical curvature changes and neurological outcomes following non-fusion surgery for cervical space-occupying lesions in adults: a multicenter retrospective study.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2026
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  3. Contralateral vs. ipsilateral hemilaminectomy for spinal meningiomas: impact on resection completeness, stability, and recurrence.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Charles TatterDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden. charles.tatter88@gmail.com.ORCID 0000-0002-9249-4161
Alexander Fletcher-SandersjööDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden.
Oscar PerssonDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden.
Gustav BurströmDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden.
Per GraneDepartment of Neuroradiology, Karolinska University Hospital, Stockholm, Sweden.
Erik EdströmDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden.
Adrian Elmi-TeranderDepartment of Neurosurgery, Karolinska University Hospital, Elite Hotel Carolina, 4th floor, 171 76, Stockholm, Sweden.
Karolinska University Hospital · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe first line of treatment for most cervical intradural tumors is surgical resection through laminotomy or laminectomy. This may cause a loss of posterior pulling force leading to kyphosis, which is associated with decreased functional outcome. However, the incidence and predictors of kyphosis in these patients are poorly understood. OBJECT: To assess the incidence of posterior fixation (PF), as well as predictors of radiological kyphosis, following resection of cervical intradural tumors in adults.

methodsA population-based cohort study was conducted on adult patients who underwent intradural tumor resection via cervical laminectomy with or without laminoplasty between 2005 and 2017. Primary outcome was kyphosis requiring PF. Secondary outcome was radiological kyphotic increase, measured by the change in the C2-C7 Cobb angle between pre- and postoperative magnetic resonance images.

resultsEighty-four patients were included. Twenty-four percent of the tumors were intramedullary, and the most common diagnosis was meningioma. The mean laminectomy range was 2.4 levels, and laminoplasty was performed in 40% of cases. No prophylactic PF was performed. During a mean follow-up of 4.4 years, two patients (2.4%) required delayed PF. The mean radiological kyphotic increase after surgery was 3.0°, which was significantly associated with laminectomy of C2 and C3. Of these, C3 laminectomy demonstrated independent risk association.

conclusionsThere was a low incidence of delayed PF following cervical intradural tumor resection, supporting the practice of not performing prophylactic PF. Kyphotic increase was associated with C2 and C3 laminectomy, which could help identify at-risk patients were targeted follow-up is indicated.

Indexed as

AdultAgedCervical VertebraeFemaleHumansIncidenceKyphosisLaminectomyLaminoplastyMaleMiddle AgedPostoperative ComplicationsSpinal Cord NeoplasmsCervical spineIntradural tumorKyphosisLaminectomyLaminoplastySpinal cord tumor

Identifiers

PMID32556521
PMCPMC7550319
OpenAlexW3035904010

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.